private void addTechnician(String fName, String lName, String username, String password, String dob, String salary, String sex)
        {
            User.Technician technician = new User.Technician();
            technician.firstName = fName;
            technician.lastName  = lName;
            technician.username  = username;
            technician.password  = password;
            technician.dob       = dob;
            technician.salary    = salary;
            technician.sex       = sex;

            bool success = technician.AddNewTechnician(technician, this);

            if (success == true)
            {
                CustomMessageBox cm = new CustomMessageBox("Successfully Added Technician", this);
                cm.Show();
                ClearField();
            }
            //else
            //{
            //    CustomMessageBox cm = new CustomMessageBox("Failed to add new doctor", this);
            //    cm.Show();
            //}
        }